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Anti-government protesters take part in a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh. Hundreds of thousands of Yemenis are pressing their demand for the country's longtime ruler to step down. Wednesday's crowds in the capital and elsewhere are also denouncing a deadly munitions-factory blast that killed at least 100 people in the country's south.

Libyan rebels prepare for battle at a checkpoint. Outgunned rebels had fled the key oil town of Ras Lanuf, which was overrun by loyalist forces while world powers debated arming the ragtag band of fighters seeking to oust Moammer Kadhafi.

Britain's Prince Harry tries out an immersion suit as he joins the Walking With the Wounded team for training on the island of Spitsbergen, situated between the Norwegian mainland and the North Pole. The team was on its last days of packing before setting off to walk to the North Pole. The expedition was to last four weeks, during which participants will cover up to 200 miles of the frozen Arctic Ocean on foot, pulling their own equipment in temperatures as low as minus 76 degrees Fahrenheit.

The Jefferson Monument is seen through cherry-tree blossoms. The trees were donated from Japan nearly 100 years ago. Japan's National Tourism Board pulled out of this year's cherry blossom festivities in Washington due to the ongoing catastrophes in Japan.

Would-be immigrants are welcomed by compatriots as they approach Lampedusa harbor off the southern Italian island. Tension is rising on the Italian Mediterranean island of Lampedusa over the thousands of immigrants arriving from Libya, with patience running out as the numbers grow.

Residents wade through a flooded road in Surat Thani province. Severe flooding and mudslides in southern Thailand have killed 21 people, stranded thousands of tourists and threatened to delay shipments of rubber in the world's largest rubber-producing country, according to authorities.

Pictures in the News | March 30, 2011

Wednesday’s Pictures in the News begin in Yemen, with an impassioned protester joining thousands of Yemenis pressing for the country’s longtime ruler to step down. In Madrid, Spain’s Princess Letizia looks on as a member of the honor guard is assisted after passing out during a parade before the arrival of Britain’s Prince Charles at the Pardo Palace.

Patience is waning on the Italian Mediterranean island of Lampedusa, where thousands of evacuees from Tunisia are landing; Washington’s Jefferson Monument is seen through cherry trees that were donated from Japan nearly 100 years ago; and a prisoner, wearing the colors of Pakistan, celebrates an out against India from a jail in Karachi during the ICC Cricket World Cup semifinal match.

Britain’s Prince Harry tries out an immersion suit as he joins the Walking With the Wounded team for training on the Norwegian island of Spitsbergen; a great spider crab greets a visitor at the Sea Life aquarium in northern Germany; and Libyan rebels prepare for battle at a checkpoint in Brega after fleeing the key oil town of Ras Lanuf. Check back later in the day as we add to our Pictures in News feature.